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P
RODUCTS
3-18. Robust design
DVM PLUS III ensures product reliability through robust design against all
potential defects that can occur in the process of production, distribution
and customers’ usage environment.
Robust design through CAE
Sound quality
Conventional
material
New material
Acoustic absorptivity
Frequency (Hz)
Ô In particular, it enhances sound quality as it improves compressor noise by 4dB(A) by employing new material with
better acoustic absorptivity.
3-19. Sound quality
DVM PLUS III improves the problem of noise not only at the low sound level, but also at the actual sound
quality level by:
• Developing a sound insulation material for compressor
• Improving fan guard air flow
• Adopting Ø8 heat exchanger
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